From the Richmond Dispatch, 12/18/1862, p. 1, c. 4

Charged With Murder. – A man named A. C.
Webster, a Captain under authority of the bogus Government of
Pierpont, at Wheeling, Va, was recently taken in custody by Col.
Imboden's forces on the charge of murdering, in cold blood, a C. S.
Captain named Simpson, at the time a prisoner of war in his hands.
The murderer was brought to Staunton, and yesterday arrived in
Richmond, and was consigned to the military prison of the Eastern
District for trial before Court-Martial.